On board the Type 12 frigate HMS Londonderry (1958) alongside the west wall in the basin at Rosyth Dockyard, near the end of her modernization which commenced 7 July 1967 and completed 28 January 1970. The photographer is in the communications control room (CCR) annexe between 31 and 32½ stations on the port side of 2 deck looking to port and aft showing a bench with a morse key and transmitter control switches on it. Above are a CU9 radio remote base control unit, a CAT unit and the 619 HF No. 2 cabinet. At high level on the starboard bulkhead is an electric fire and the door to the annexe is on the right.